Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,197,549Inspections Most recent open 2026-08-27 Last loaded 2026-08-31

OSHA Inspection: A.W. THERRIEN ROOFING INC.

Complaint inspection · Safety discipline

On , OSHA opened a complaint safety inspection of A.W. THERRIEN ROOFING INC. in 19 MANCHESTER RD, DERRY, NH 03038 (NAICS 238160). OSHA activity number 331900589.

What this inspection record means

OSHA opens inspections for many reasons: routine scheduling under a national or local emphasis program, an employee complaint or referral, or a follow-up after a reported injury. Opening or conducting an inspection is not itself an allegation or a finding that this employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.

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Site address
19 MANCHESTER RD
City
DERRY
State
NH
ZIP
03038
Mailing
199 HAYWARD ST.,, MANCHESTER, NH 03103
Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
Non-union (B)
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238160
Employees
20
Ownership type
Private (A)

3 citations on file for this inspection.

1926.501 B11

Other-than-serious 1 instance 2 exposed
Issued
May 30, 2012
Abate by
May 31, 2012
Penalty
Initial $3,000 · Current $2,550 Reduced
29 CFR 1926.501(b)(11):  Each employee on a steep roof with unprotected sides and edges 6 feet (1.8 m) or more above lower levels was not protected from falling by guardrail systems with toeboards, safety net systems, or personal fall arrest systems:    a.   Site - Employees engaged in roofing work were not protected from fall over 17 feet.
Recent events (2)
  • · I (O) $2550
  • · Z (S) $3000

1926.451 B05 II

Other-than-serious 1 instance 2 exposed
Issued
May 30, 2012
Abate by
May 31, 2012
Penalty
Initial $0 · Current $0
29 CFR 1926.451(b)(5)(ii):  The end of a platform greater than 10 feet in length extended over its support more than 18 inches and the platform was not designed and installed so that the cantilevered portion of the platform is able to support employees without tipping, or has guardrails which block employee access to the cantilivered end:    a.  Site - The roofing bracket plank extended over its support more than 18 inches.
Recent events (2)
  • · I (O) $0
  • · Z (S) $0

1926.1051 A

Other-than-serious 1 instance 2 exposed
Issued
May 30, 2012
Abate by
May 31, 2012
Penalty
Initial $1,800 · Current $1,530 Reduced
29 CFR 1926.1051(a):  Stairway(s) or ladder(s) were not provided at all personnel points of access where there was a break in elevation of 19 inches (48 cm) or more, or no ramp, runway, sloped embankment, or personnel hoist was provided:    a. Site - A ladder was not used at the point of access where the elevation break was more than 19 inches.
Recent events (2)
  • · I (O) $1530
  • · Z (S) $1800

View A.W. Therrien Roofing INC.'s full OSHA safety record →

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). OSHA publishes its own view of this case as inspection number 331900589.

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